GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 158 383 361 patent documents

This week's update (06/09/2024 12:00 CET):

131 418 new documents added

1 347 785 documents amended

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EP 0010308 B1 19821124 - POLYAMIDES HAVING THE TRANSPARENCY OF GLASS, PROCESS FOR THEIR PRODUCTION AND THEIR USE

Title (en)

POLYAMIDES HAVING THE TRANSPARENCY OF GLASS, PROCESS FOR THEIR PRODUCTION AND THEIR USE

Publication

EP 0010308 B1 19821124 (DE)

Application

EP 79104050 A 19791019

Priority

DE 2846226 A 19781024

Abstract (en)

[origin: US4264762A] A glass-clear nylon based on aromatic dicarboxylic acids and dialicyclic diamines is prepared by polycondensing isophthalic acid with a mixture of 3,3'-dimethyl-4,4'-diamino-dicyclohexylmethane and hexamethylenediamine. The nylons may be used for the production of moldings, especially by injection-molding.

IPC 1-7

C08G 69/26; C08G 69/28

IPC 8 full level

C08G 69/26 (2006.01); C08G 69/28 (2006.01)

CPC (source: EP US)

C08G 69/265 (2013.01 - EP US)

Designated contracting state (EPC)

CH DE FR GB IT NL

DOCDB simple family (publication)

EP 0010308 A1 19800430; EP 0010308 B1 19821124; DE 2964109 D1 19821230; US 4264762 A 19810428

DOCDB simple family (application)

EP 79104050 A 19791019; DE 2964109 T 19791019; US 8596379 A 19791018